Intro into Masons numberfagging

First divide the alphabet between 2 hands. So write a to m and next to it n to z

Start with a=1, count up to 7, count back to 1

Mark the primes/not primes

draw a pillar line under the center 7

Connect the same number not primes with a bowed line

https://septenarygematria.com/

>>16724757

Found the moon calendar and hours in a day, and months in a year in the first few verses of genesis?